<?php
class FormatHelper extends AppHelper {
	function makeClickableLinks($text) {
	    $text = eregi_replace('(((f|ht){1}tp://)[-a-zA-Z0-9@:%_+.~#?&//=]+)', '<a href="\1">\1</a>', $text);
	    $text = eregi_replace('([[:space:]()[{}])(www.[-a-zA-Z0-9@:%_+.~#?&//=]+)', '\1<a href="http://\2">\2</a>', $text);
	    $text = eregi_replace('([_.0-9a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,3})', '<a href="mailto:\1">\1</a>', $text);
	    return $text;
	}
	public function text($text=null)
	{
		if ($text) {
			$text = htmlspecialchars($text);
			$text = $this->makeClickableLinks($text);
			$text = nl2br($text);
		}
		return $text;
	}


}
?>